#ifndef __METRIC_INTERFACE_GUARD_H__
#define __METRIC_INTERFACE_GUARD_H__

#include <string>

namespace diploma
{
	class MetricInterface
	{
	public:
		virtual double Compare(const std::string& doc1, const std::string& doc2) = 0;
	}
}

#endif //__METRIC_INTERFACE_GUARD_H__